Jeg tror, du kunne bruge TIMESTAMPDIFF( unit,datetime_expr1,datetime_expr2) noget lignende
select * from MyTab T where
TIMESTAMPDIFF(MINUTE,T.runTime,NOW()) > 20
Jeg tror, du kunne bruge TIMESTAMPDIFF( unit,datetime_expr1,datetime_expr2) noget lignende
select * from MyTab T where
TIMESTAMPDIFF(MINUTE,T.runTime,NOW()) > 20